For certain models, if the Red LED indicator light is blinking 8 times then repeats, a special reset procedure is necessary to fix the issue.https://www.sony.com/electronics/support/ar...ticles/00032065The TV turns off and on by itself, reboots, or the standby light is blinking eight times.
1. Disconnect the TV from the network.
If using a wired connection, disconnect the LAN cable.
If using wireless connection, turn off the router and the modem.
If using a USB wireless LAN Adapter (UWA-BR100), disconnect the USB wireless LAN Adapter from the TV.
2. Perform a power reset on the TV.
3. Perform a factory reset .https://www.youtube.com/watch?v=cV9ktbKB7k4...IvWufi4CRrXm80A